Emmanuel C. Opara, PhD, received his M.Sc degree in Clinical Biochemistry at the University of Surrey in England and a Ph.D. in Medical Biochemistry from the University of London. After a WHO-sponsored research fellowship in Endocrinology/Metabolism at the Mayo Clinic in Rochester, MN he was a visiting fellow at the NIDDK, NIH in Bethesda, MD before spending 15 years on faculty at the Duke University Medical Center in Durham, NC. He subsequently was a research professor in the Biomedical Engineering program at the Illinois Institute of Technology, Chicago while serving as a senior investigator in the Human Islet Transplant program at the University of Chicago. He accepted his present position as a professor at the Wake Forest Institute for Regenerative Medicine (WFIRM) in 2009 and currently serves as a professor in the Center on Obesity, Diabetes & Metabolism at the Wake Forest School of Medicine. He also serves as professor and graduate program director at the Wake Forest University campus in Winston-Salem, NC of the joint Virginia Tech-Wake Forest School of Biomedical Engineering & Sciences (SBES). Dr. Opara is a member of many professional organizations including the American Diabetes Association, American Federation for Medical Research, and the American Pancreatic Association. He was honored by the Society of Black Academic Surgeons with a distinguished service award in 2007. Sam Dagogo-Jack, MD is Professor of Medicine and Chief of the Division of Endocrinology, Diabetes and Metabolism at the University of Tennessee Health Science Center, Memphis, TN, where he holds the A. C. Mullins Endowed Professorial Chair in Translational Research and also serves as Director of the General Clinical Research Center at UTHSC. Dr. Dagogo-Jack’s current research focuses on the interaction of genetic and environmental factors in the prediction and prevention of prediabetes and diabetes. He is a Principal Investigator of the Diabetes Prevention Program Outcomes Study (DPPOS), the Epidemiology of Diabetes Interventions and Complications (EDIC) study, and the Pathobiology and Reversibility of Prediabetes in a Biracial Cohort (PROP-ABC) study, all funded by the National Institutes of Health. A recipient of the Distinction in Endocrinology Award from the American College of Endocrinology, Dr. Dagogo-Jack treats patients with diabetes, endocrine, and metabolic disorders and also directs the Endocrinology Fellowship Training Program at UTHSC.